<?php

function footer_page_links($matches) {
	$page_id = $matches[1];
	$page_data = get_page($page_id, ARRAY_A);
	$page_title = $page_data['post_title'];
	$page_url = get_permalink($page_id);
	return '<a href="' . $page_url . '">' . $page_title . '</a>'; 
}


function bfa_footer($footer_content) {

global $bfa_ata, $post;



// page links
if ( strpos($footer_content,'%page') !== FALSE ) {
	$footer_content = preg_replace_callback("|%page-(.*?)%|","footer_page_links",$footer_content);
}



// home link
if ( strpos($footer_content,'%home%') !== FALSE ) {
	$footer_content = str_replace("%home%",  '<a href="' . $bfa_ata['get_option_home'] . '/">' . 
	$bfa_ata['bloginfo_name'] . '</a>', $footer_content);
}



// login/logout link
if ( strpos($footer_content,'%loginout%') !== FALSE ) {
	
	ob_start(); 
		wp_loginout(); 
		$loginout_link = ob_get_contents(); 
	ob_end_clean();
	
	if ( $bfa_ata['nofollow'] == "Yes" ) { 
		$loginout_link = str_replace(' href=', ' rel="nofollow" href=', $loginout_link); 
	}
	
	$footer_content = str_replace("%loginout%",  $loginout_link, $footer_content);
}



// register link
if ( strpos($footer_content,'%register%') !== FALSE ) {
	
	ob_start(); 
		wp_register(); 
		$register_link = ob_get_contents(); 
	ob_end_clean();
	
	$register_link = str_replace( array('<li>', '</li>'), '', $register_link);
	
	if ( $bfa_ata['nofollow'] == "Yes" ) { 
		$register_link = str_replace(' href=', ' rel="nofollow" href=', $register_link); 
	}
	
	$footer_content = str_replace("%register%",  $register_link, $footer_content);
	
}



/* LEGACY up to Atahualpa 3.2 admin link and register link were two different tags, 
now they're combined into one tag %register% mimicking the wp_register() function */
if ( strpos($footer_content,'%admin%') !== FALSE ) {
	
	ob_start(); 
		wp_register(); 
		$admin_link = ob_get_contents(); 
	ob_end_clean();
	
	$admin_link = str_replace( array('<li>', '</li>'), '', $admin_link);
	
	if ( $bfa_ata['nofollow'] == "Yes" ) { 
		$admin_link = str_replace(' href=', ' rel="nofollow" href=', $admin_link); 
	}
	
	$footer_content = str_replace("%admin%",  $admin_link, $footer_content);
	
}



// RSS link
if ( strpos($footer_content,'%rss%') !== FALSE ) {
	$footer_content = str_replace("%rss%",  $bfa_ata['bloginfo_rss2_url'], $footer_content);
}



// Comments RSS link
if ( strpos($footer_content,'%comments-rss%') !== FALSE ) {
	$footer_content = str_replace("%comments-rss%",  $bfa_ata['bloginfo_comments_rss2_url'], $footer_content);
}



// Current Year
$footer_content = str_replace("%current-year%",  date('Y'), $footer_content);


// PHP 
// not for WPMU
if ( !file_exists(ABSPATH."/wpmu-settings.php") ) {
	
	if ( strpos($footer_content,'<?php ') !== FALSE ) {
		ob_start(); 
			eval('?>'.$footer_content); 
			$footer_content = ob_get_contents(); 
		ob_end_clean();
	}
	
}


return footer_output($footer_content);

}
?>